Student's bookholder
United States Patent 2583097
US Patent References:
/0770842.html
- - 0770842

/1035430.html
- - 1035430

/1219393.html
- - 1219393

Bookrest
- - 1554211

Book rack
- - 2041017


Inventors:
Heimann, Henry C.
Publication Date:
01/22/1952
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Assignee:
Heimann, Henry C.
Primary Class:
248/456
International Classes:
A47B19/06; A47B19/00
US Patent References:
2062553Book holder
2373617Folding bookrest
2374409Bookstand
Foreign References:
GB191512167A